CVE-2018-16091: lenovo system_management_module_firmware

Vulnerability summary

CVE-2018-16091 is a high (CVSS 8.1) vulnerability in lenovo system_management_module_firmware. EPSS estimates a 0.57% chance of exploitation in the next 30 days, higher than 46.6% of scored vulnerabilities.

Timeline

1. 27-11-2018
   PublishedVulnerability first disclosed.
2. 05-08-2024
   Last modifiedVulnerability information updated.

Description

In System Management Module (SMM) versions prior to 1.06, the SMM certificate creation and parsing logic is vulnerable to several buffer overflows.

• CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferThe product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.